Home / 97,949,293,899.04-135,100,396,396.73-65,380,086,461.86

Finding the Fourth Proportional to 97,949,293,899.04, 135,100,396,396.73 and 65,380,086,461.86

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Solution

The fourth proportional to 97,949,293,899.04, 135,100,396,396.73 and 65,380,086,461.86 is: 90,178,042,595.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,949,293,899.04 : 135,100,396,396.73 = 65,380,086,461.86 : x
  2. Step 2: Convert to fraction form
    97,949,293,899.04/135,100,396,396.73 = 65,380,086,461.86/x
  3. Step 3: Cross multiply
    97,949,293,899.04x = 135,100,396,396.73 × 65,380,086,461.86
  4. Step 4: Simplify right side
    97,949,293,899.04x = 8,832,875,597,450,036,903,936
  5. Step 5: Solve for x
    x = 8,832,875,597,450,036,903,936/97,949,293,899.04
  6. Step 6: Final answer
    x = 90,178,042,595.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.